Base | Representation |
---|---|
bin | 10111011011100110… |
… | …11110111001111000 |
3 | 1012110200210110012121 |
4 | 23231303132321320 |
5 | 201230341140322 |
6 | 5440133051024 |
7 | 623510045125 |
oct | 135563367170 |
9 | 35420713177 |
10 | 12579630712 |
11 | 5375967820 |
12 | 2530a86a74 |
13 | 125627ab8c |
14 | 8749c174c |
15 | 4d95b7ec7 |
hex | 2edcdee78 |
12579630712 has 32 divisors (see below), whose sum is σ = 25775003520. Its totient is φ = 5708249440.
The previous prime is 12579630691. The next prime is 12579630737. The reversal of 12579630712 is 21703697521.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70108 + ... + 173419.
It is an arithmetic number, because the mean of its divisors is an integer number (805468860).
Almost surely, 212579630712 is an apocalyptic number.
It is an amenable number.
12579630712 is an abundant number, since it is smaller than the sum of its proper divisors (13195372808).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12579630712 is a wasteful number, since it uses less digits than its factorization.
12579630712 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 244131 (or 244127 counting only the distinct ones).
The product of its (nonzero) digits is 158760, while the sum is 43.
The spelling of 12579630712 in words is "twelve billion, five hundred seventy-nine million, six hundred thirty thousand, seven hundred twelve".
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